Metroplex

A metroplex is a contiguous metropolitan area that has more than one principal anchor city of near equal size or importance, commonly associated with the Dallas–Fort Worth metroplex.

According to the North Texas Commission (NTC), the term originated from an ad agency's portmanteau of the terms "metropolitan" and "complex". The NTC trademarked the term "Dallas/Fort Worth Metroplex" in 1972 as a replacement for the previously-ubiquitous "North Texas".

Urban areas with smaller secondary anchor cities are not considered metroplexes, such as Mexico City, New York City, Los Angeles, Houston, Chicago, and Phoenix.

In the United States, the term "Metroplex" most often refers to the Dallas–Fort Worth area. Other metropolitan areas in the U.S. that may locally be called a "metroplex" are:

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